Why are genes so important

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics

What enzyme is most important for dna replication and why?

Were you able to observe the nucleolus in any of the cells if so which ones